---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4031 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 477 5334 0 2164 7217 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:09:b0:1d brd ff:ff:ff:ff:ff:ff inet 10.32.6.209/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe09:b01d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4031) 06/22/26 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 tps rtps wtps bread/s bwrtn/s 19:15:01 55.98 0.18 55.80 22.00 9000.40 19:16:01 82.52 18.53 64.00 669.51 10018.39 19:17:01 26.86 2.97 23.90 120.65 4524.71 Average: 55.12 7.23 47.90 270.75 7847.89 19:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5674404 7387456 2493016 30.52 56440 1819292 708360 7.69 627460 1667744 187124 19:16:01 5515160 7427500 2652260 32.47 63400 2006004 671728 7.29 668516 1774016 100168 19:17:01 5430224 7357064 2737196 33.51 65520 2017504 722324 7.84 747004 1778208 8600 Average: 5539929 7390673 2627491 32.17 61787 1947600 700804 7.60 680993 1739989 98631 19:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 61.45 49.62 687.49 5.66 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:16:01 ens3 259.91 268.96 1399.31 53.47 0.00 0.00 0.00 0.00 19:16:01 lo 1.77 1.77 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 47.94 55.07 28.51 536.21 0.00 0.00 0.00 0.00 19:17:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 123.11 124.56 705.15 198.45 0.00 0.00 0.00 0.00 Average: lo 1.03 1.03 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4031) 06/22/26 _x86_64_ (4 CPU) 19:13:00 LINUX RESTART (4 CPU) 19:14:01 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 19.75 0.00 1.14 2.11 1.24 75.76 19:15:01 0 29.34 0.00 1.84 0.50 1.79 66.54 19:15:01 1 44.39 0.00 1.86 0.40 1.94 51.41 19:15:01 2 4.50 0.00 0.28 0.07 0.75 94.40 19:15:01 3 0.63 0.00 0.57 7.50 0.47 90.84 19:16:01 all 37.20 0.00 2.01 1.88 5.75 53.15 19:16:01 0 32.21 0.00 1.47 2.65 5.43 58.24 19:16:01 1 34.04 0.00 1.95 0.70 5.80 57.50 19:16:01 2 40.25 0.00 2.68 2.59 6.21 48.27 19:16:01 3 42.31 0.00 1.96 1.63 5.55 48.54 19:17:01 all 20.47 0.00 0.94 1.03 1.16 76.41 19:17:01 0 45.35 0.00 1.28 0.50 2.03 50.84 19:17:01 1 19.14 0.00 0.92 2.48 1.07 76.40 19:17:01 2 8.40 0.00 0.88 0.40 0.90 89.42 19:17:01 3 9.02 0.00 0.63 0.71 0.68 88.96 Average: all 25.85 0.00 1.37 1.67 2.73 68.39 Average: 0 35.61 0.00 1.53 1.22 3.09 58.55 Average: 1 32.55 0.00 1.58 1.19 2.95 61.73 Average: 2 17.79 0.00 1.29 1.02 2.63 77.26 Average: 3 17.39 0.00 1.06 3.27 2.24 76.05